What you need to know in advertising today

Skye Gould/Business Insider The job of the chief marketing officer is changing.

Marketing executives play a far more active role in the C-suite and the boardroom today than ever before. They wear business hats, chart out ways to use data and technology at scale, and drive actual, measurable business results.

With marketers' positions within their organizations becoming more important than ever, Business Insider is celebrating the global marketers rising to the occasion with the second installment of our annual ranking of the 50 most innovative CMOs in the world.